103403451 has 16 divisors (see below), whose sum is σ = 140132096. Its totient is φ = 67814496.

The previous prime is 103403413. The next prime is 103403483. The reversal of 103403451 is 154304301.

It is not a de Polignac number, because 103403451 - 2⁶ = 103403387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103483451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49341 + ... + 51393.

It is an arithmetic number, because the mean of its divisors is an integer number (8758256).

Almost surely, 2^103403451 is an apocalyptic number.

103403451 is a deficient number, since it is larger than the sum of its proper divisors (36728645).

103403451 is a wasteful number, since it uses less digits than its factorization.

103403451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103403451 is about 10168.7487430854. The cubic root of 103403451 is about 469.3660549193.

Adding to 103403451 its reverse (154304301), we get a palindrome (257707752).

The spelling of 103403451 in words is "one hundred three million, four hundred three thousand, four hundred fifty-one".